id:A163537 - OEIS Search Results

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The relative direction (0=straight ahead, 1=turn right, 2=turn left) taken by the type II Hilbert's Hamiltonian walk A163336 at the step n.

+0
3

0, 2, 2, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 2, 2, 0, 0, 0, 0, 2, 2, 0, 1, 1, 0, 2, 2, 0, 1, 1, 0, 2, 2, 0, 0, 0, 0, 2, 2, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 2, 2, 0, 1, 1, 0, 2, 2, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 2, 2, 0, 0, 0, 0, 2, 2, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 2, 2, 0, 0, 0, 0, 2, 2, 0, 1, 1, 0, 0, 0, 0, 1, 1 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`a(9n) = a(81n) for all n.`
	LINKS	`A. Karttunen, Table of n, a(n) for n = 1..6561`
	FORMULA	`a(n) = A163241((A163535(n+1)-A163535(n)) modulo 4).`
	PROGRAM	`(Scheme:) (define (A163537 n) (A163241 (modulo (- (A163535 (1+ n)) (A163535 n)) 4)))`
	CROSSREFS	`a(n) = A014681(A163536(n)). See also A163535.` `Sequence in context: A049825 A039651 A038190 this_sequence A117449 A004594 A124210` `Adjacent sequences: A163534 A163535 A163536 this_sequence A163538 A163539 A163540`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (His-Firstname.His-Surname(AT)gmail.com), Aug 01 2009`

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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